Mianyang 2017 was held from 8 to 10 December 2017 in the Convention Center of High-Tech Zone, Mianyang City, Sichuan Province, China, organised by All-China Philatelic Federation.
There were 474 frames of competitive exhibits and 25 frames of invited exhibits. The competitive classes include Traditional, Postal History, Modern Philately and Open Philately.
The jury comprised of 11 accredited national jurors, 2 export team members, 2 assistant jury secretary and 3 apprentice jurors with Mr Li Shuguang as the Jury President, Madam Jiao Xiaoguang as Vice-President and Mr Zhang Weiwei as Jury Secretary. 3 Gold Medals and 9 Large Vermeil Medals were awarded. The 3 Gold Medal exhibits are South-West Liberated Area Traditional, Postal History during the Great Culture Revelution 1966-1976, China Postage Due Postal History 1897-1949.